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Add features to Windows 8: FAQ - Microsoft Windows Help
Get answers to questions about how to use Add features to Windows 8, including how much it costs and where to get a product key.
What features does my app have permission to use?
Learn how to view which features an app has permission to use before you install it from the Windows Store.
App commands: New, Refresh, and other commands - Microsoft Windows
See how to get to commands like New, Refresh, Save, and more using a touch screen or a mouse.
Mail app for Windows: FAQs - Microsoft Windows Help
Learn how to add an email account, remove an account, change your sync settings, and change text color and font type in the Windows Mail app.
Choose the programs Windows uses by default
Learn how to change the default program Windows uses to open different types of files.